Search gender: all male female ナズ Japanese Boy Names Variations. 1 names found. gender: all male female Name: nazu Katakana: ナズ 0 Kanji: 凪寿 Meaning: 凪Calm (at sea) 寿Long life. Life. Age. Celebration. Celebration of long life. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ナズ Japanese Boy Names Variations.